Description
- 4-1/2" stroke small diameter dynamically balanced S&S flywheel assembly
- S&S 3-5/8" bore high tensile cast iron Sidewinder® cylinders
- Forged pistons with wristpin and rings
- Compression is 9.1:1
Fitment
Returns & Warranty
We pride ourselves on our partnerships and close relationships with our vendors. For full details, see our Warranty Policy.
Returns are accepted within 45 days of delivery if unused and in original packaging. View Return Policy.